Blue on Green — 1.67:1 Contrast (WCAG)

Blue text (#0000FF) on a green background (#008000) has a contrast ratio of 1.67:1 and fails WCAG AA for normal text. See the full AA/AAA matrix and accessible fixes.

The quick brown fox jumps over the lazy dog.

WCAG contrast results

Blue text (#0000FF) on green (#008000) has a contrast ratio of 1.67:1.

UseAAAAA
Normal textFail (4.5:1)Fail (7:1)
Large textFail (3:1)Fail (4.5:1)
UI elementsFail (3:1)No separate AAA threshold

Large text is at least 24px, or 18.66px when bold. UI results apply to relevant icons and component boundaries.

Reverse: Green on Blue · Open the contrast checker

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Browse all contrast combinations · Understand WCAG AA and AAA